<!DOCTYPE html>
<link rel="author" title="Mozilla" href="https://mozilla.org">
<link rel="help" href="https://drafts.csswg.org/css-page-3/#at-page-rules">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/parsing-testcommon.js"></script>
<script>
test(t => {
    // At least check that empty selectors are not allowed.
    test_invalid_rule("@page , { }");
    test_valid_rule("@page { }");
    // Some basic name tests.
    test_valid_rule("@page a { }");
    test_valid_rule("@page page1 { }");
    test_valid_rule("@page name1, name2 { }");
    test_invalid_rule("@page a, { }");
    test_invalid_rule("@page ,a { }");
}, "page-rules-001");
</script>
